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Columbia Slough Watershed Council

Upcoming events at Columbia Slough Watershed Council in Portland, OR.

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Bird Walk at Blue Lake

Bird Walk at Blue Lake

Sun, Nov 8, 2026 • 9:00 AM—11:00 AM · Columbia Slough Watershed Council · Fairview, OR

Join Columbia Slough Watershed Council and Bird Guide Ryan Gilpin, from Nidus Consulting for a morning of Birding at Blue Lake Regional Park. Explore the…

Slough Science: Climate Resilience in Your Yard & Beyond

Slough Science: Climate Resilience in Your Yard & Beyond

Tue, Nov 24, 2026 • 6:00 PM—7:30 PM · Columbia Slough Watershed Council · Portland, OR

Join Columbia Slough Watershed Council in partnership with East Multnomah Soil & Water Conservation for “Slough Science: Climate Resilience in your yard &…

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Slough Bingo!

Slough Bingo!

Fri, Dec 11, 2026 • 6:00 PM—8:00 PM · Columbia Slough Watershed Council · Portland, OR

Join CSWC for a bingo night fundraiser at Double Mountain Overlook Taproom! Your entry ticket is $15 and covers your first bingo sheet. Space is limited so get…

Bird Walk at Smith and Bybee

Bird Walk at Smith and Bybee

Sun, Jan 24, 2027 • 9:00 AM—11:00 AM · Columbia Slough Watershed Council · Portland, OR

Join Columbia Slough Watershed Council and Bird Guide Ryan Gilpin, from Nidus Consulting for a morning of Birding at Smith & Bybee Wetlands. Explore the…

Slough Science: Tour the Gresham Wastewater Treatment Plant

Slough Science: Tour the Gresham Wastewater Treatment Plant

Fri, Jan 29, 2027 • 10:00 AM—12:00 PM · Columbia Slough Watershed Council · Portland, OR

Join Columbia Slough Watershed Council and the City of Gresham’s Wastewater Treatment Plant for an educational tour of how this plant treats waste water and…